Results 11 to 20 of about 703,374 (204)

Objective Functions and Performance Optimization of Ocean Thermal Energy Conversion (OTEC) with CO2-Based Binary Zeotropic Mixture Power Cycle

open access: yesJournal of Marine Science and Engineering, 2023
Ocean thermal energy is a huge renewable and clean energy. For different applications of the Ocean Thermal Energy Conversion (OTEC) system, new objective functions are proposed and optimal CO2-based binary zeotropic mixtures for each objective function ...
Weixiu Shi   +4 more
doaj   +3 more sources

Thermoeconomic Analysis of Organic Rankine Cycle Using Zeotropic Mixtures [PDF]

open access: yes, 2015
The selection of the working fluid is an important part of design and optimization of ORC system as it effects the systems efficiency, design of ORC components, stability, safety and environmental impact. Present study aims to investigate the performance
Park, Byung Sik   +3 more
core   +8 more sources

Enhancing Thermal Performance of Thermodynamic Cycle through Zeotropic Mixture Composition Regulation: An Overview

open access: yesEnergies
Composition regulation of zeotropic mixture working fluid for a thermodynamic cycle is an effective way to improve energy conversion efficiency, which offers the potential to construct efficient, flexible and intelligent cycles. Current research on cycle
Kunteng Huang   +5 more
doaj   +2 more sources

Effect of Subcooling on Thermal Performance of Organic Rankine Cycle With Zeotropic Mixture in Geothermal Power Generation

open access: yes发电技术, 2020
Organic Rankine cycle (ORC) is the main way to generate electricity by using medium-low temperature (< 150℃) geothermal heat. In actual operation, zeotropic mixture tends to condense to the subcooling state.
Ran CHEN, Qiang LIU, Dongyu MENG
doaj   +2 more sources

Experimental Study of Single-stage Compression Heat Regenerative Cycle of Zeotropic Refrigerant Mixtures

open access: yesZhileng xuebao, 2012
The single-stage compression heat regenerative cycle of zeotropic refrigerant mixtures was studied. The Linde-Hampson refrigeration cycle characteristics and the main problems were analyzed.
Rui Shengjun, Zhang Hua, Wu Yuqing
doaj   +2 more sources

Experimental Investigation of Heat Pump Water Heater Using CO2 Zeotropic Mixture with Large Temperature Glide for Waste Heat Recovery

open access: yesZhileng xuebao
Heat pump technology can be used to upgrade and enhance the quality of low-grade waste heat in production and daily life. Zeotropic mixtures can achieve temperature matching during the heat exchange process of heat pump cycles, which realizes in-depth ...
Zhang Tao   +4 more
doaj   +2 more sources

Techno-economic performance of the 2-propanol/1-butanol zeotropic mixture and 2-propanol/water azeotropic mixture as a working fluid in Organic Rankine Cycles [PDF]

open access: yes, 2022
The techno-economic performance of the novel 2-propanol/1-butanol zeotropic mixture and 2-propanol/water azeotropic mixture as a working fluid in Organic Rankine Cycles (ORC) for waste heat recovery applications is analyzed.
Kolahchian Tabrizi, Mehrshad   +1 more
core   +1 more source

The Circulation Composition Characteristic of the Zeotropic Mixture R1234ze(E)/R32 in a Heat Pump Cycle [PDF]

open access: yes, 2012
This study presents an experimental investigation of the circulation composition in a heat pump cycle for considering the effect of its difference from the charged composition on the cycle performance prediction. The experiment was conducted with a vapor
Koyama, Shigeru   +2 more
core   +1 more source

Performance of binary zeotropic mixtures in organic Rankine cycles (ORCs)

open access: yesEnergy Conversion and Management, 2022
Performance of binary zeotropic mixtures in organic Rankine cycles (ORCs)
Shahrooz, Mina   +2 more
openaire   +2 more sources

Heating Performance Analysis of a Geothermal Heat Pump Working with Different Zeotropic and Azeotropic Mixtures

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2018
The aim of the paper is to examine the possibility of application of the spreadsheet calculator and Reference Fluid Thermodynamic and Transport Properties database to a thermodynamic process.
Robert Bedoić, Veljko Filipan
doaj   +1 more source

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